Fans Flip Out Over NFL's Rule on Coin Toss and Overtime. Is It Fair? - WSJ
Stat reveals major advantage in coin toss with NFL overtime rules - Sports Illustrated
Andy Reid empathizes with Bills after overtime loss: 'I wouldn't be opposed' to OT rules change
The NFL Coach, the Nobel Prize Winner and One Crazy Idea to Fix Overtime - WSJ
American football - Wikipedia
Spot and Choose: The overtime idea the NFL must implement
FAIL! Coin Toss Doesn't Flip For OT, Packers vs. Cardinals
Official Super Bowl XLVII Game Program
NFL overtime rules: 63% of fans think they need to change - Pride Of Detroit
How the NFL can fix its overtime rules
Numbers prove just how unfair the coin toss rule is during OT in NFL playoffs
Super Bowl Li: Most Up-to-Date Encyclopedia, News & Reviews